/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:24:59,858 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:24:59,907 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:24:59,926 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:24:59,926 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:24:59,927 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:24:59,928 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:24:59,928 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:24:59,929 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:24:59,932 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:24:59,932 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:24:59,932 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:24:59,932 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:24:59,933 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:24:59,933 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:24:59,933 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:24:59,933 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:24:59,934 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:24:59,935 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:24:59,935 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:24:59,936 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:24:59,936 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:24:59,937 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:24:59,938 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:24:59,938 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:25:00,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:25:00,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:25:00,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:25:00,128 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:25:00,129 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:25:00,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2023-10-12 17:25:00,130 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2023-10-12 17:25:00,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:25:00,160 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:25:00,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:25:00,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:25:00,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:25:00,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,180 INFO L138 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:25:00,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:25:00,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:25:00,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:25:00,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:25:00,187 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:25:00,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:25:00,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:25:00,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:25:00,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/1) ... [2023-10-12 17:25:00,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:00,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:00,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:00,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:25:00,366 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:25:00,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:25:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:25:00,367 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:25:00,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:25:00,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:25:00,367 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:25:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:25:00,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:25:00,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:25:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:25:00,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:25:00,368 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-10-12 17:25:00,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-10-12 17:25:00,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-10-12 17:25:00,369 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-10-12 17:25:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-10-12 17:25:00,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-10-12 17:25:00,369 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2023-10-12 17:25:00,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-10-12 17:25:00,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-10-12 17:25:00,370 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:25:00,414 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:25:00,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:25:00,507 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:25:00,539 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:25:00,539 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-10-12 17:25:00,540 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2023-10-12 17:25:00,540 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2023-10-12 17:25:00,540 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2023-10-12 17:25:00,540 WARN L332 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2023-10-12 17:25:00,541 INFO L201 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:25:00 BoogieIcfgContainer [2023-10-12 17:25:00,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:25:00,543 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:25:00,543 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:25:00,546 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:25:00,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:25:00,546 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:25:00" (1/2) ... [2023-10-12 17:25:00,547 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e2a05bb and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:25:00, skipping insertion in model container [2023-10-12 17:25:00,547 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:25:00,547 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:25:00" (2/2) ... [2023-10-12 17:25:00,548 INFO L332 chiAutomizerObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2023-10-12 17:25:00,629 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-10-12 17:25:00,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 66 places, 61 transitions, 194 flow [2023-10-12 17:25:00,671 INFO L124 PetriNetUnfolderBase]: 8/39 cut-off events. [2023-10-12 17:25:00,671 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-10-12 17:25:00,675 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 39 events. 8/39 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 64 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 49. Up to 3 conditions per place. [2023-10-12 17:25:00,675 INFO L82 GeneralOperation]: Start removeDead. Operand has 66 places, 61 transitions, 194 flow [2023-10-12 17:25:00,678 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 50 places, 39 transitions, 126 flow [2023-10-12 17:25:00,680 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:25:00,699 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 39 transitions, 126 flow [2023-10-12 17:25:00,701 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 39 transitions, 126 flow [2023-10-12 17:25:00,701 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 50 places, 39 transitions, 126 flow [2023-10-12 17:25:00,710 INFO L124 PetriNetUnfolderBase]: 8/39 cut-off events. [2023-10-12 17:25:00,710 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-10-12 17:25:00,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 39 events. 8/39 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 64 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 49. Up to 3 conditions per place. [2023-10-12 17:25:00,712 INFO L119 LiptonReduction]: Number of co-enabled transitions 582 [2023-10-12 17:25:00,867 INFO L134 LiptonReduction]: Checked pairs total: 860 [2023-10-12 17:25:00,868 INFO L136 LiptonReduction]: Total number of compositions: 9 [2023-10-12 17:25:00,877 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:25:00,877 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:25:00,877 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:25:00,877 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:25:00,877 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:25:00,877 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:25:00,877 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:25:00,878 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:25:00,878 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 42 places, 31 transitions, 110 flow [2023-10-12 17:25:00,881 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:25:00,881 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:25:00,881 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:25:00,881 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:25:00,883 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:25:00,883 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 42 places, 31 transitions, 110 flow [2023-10-12 17:25:00,884 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:25:00,885 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:25:00,885 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:25:00,885 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:25:00,888 INFO L748 eck$LassoCheckResult]: Stem: 70#[$Ultimate##0]true [92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[] 72#[L102]true [129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0] 74#[L102-1, $Ultimate##0]true [144] $Ultimate##0-->L27: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0] 76#[L102-1, L53, L27]true [2023-10-12 17:25:00,888 INFO L750 eck$LassoCheckResult]: Loop: 76#[L102-1, L53, L27]true [176] L27-->L27: Formula: (and (= (+ v_s11_6 v_t11_7) v_s11_5) (= (+ v_i1_34 1) v_i1_33) (< v_i1_34 v_n_25) (= v_t11_7 (select v_x_23 v_i1_33))) InVars {n=v_n_25, i1=v_i1_34, x=v_x_23, s11=v_s11_6} OutVars{n=v_n_25, t11=v_t11_7, i1=v_i1_33, x=v_x_23, s11=v_s11_5} AuxVars[] AssignedVars[t11, i1, s11] 76#[L102-1, L53, L27]true [2023-10-12 17:25:00,891 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:00,891 INFO L85 PathProgramCache]: Analyzing trace with hash 122346, now seen corresponding path program 1 times [2023-10-12 17:25:00,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:00,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481402800] [2023-10-12 17:25:00,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:00,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:01,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:01,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:01,012 INFO L85 PathProgramCache]: Analyzing trace with hash 207, now seen corresponding path program 1 times [2023-10-12 17:25:01,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:01,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292374064] [2023-10-12 17:25:01,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:01,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:01,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:01,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:01,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:01,024 INFO L85 PathProgramCache]: Analyzing trace with hash 3792902, now seen corresponding path program 1 times [2023-10-12 17:25:01,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:01,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215418470] [2023-10-12 17:25:01,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:01,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:01,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:01,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:01,116 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:25:01,116 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:25:01,116 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:25:01,116 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:25:01,116 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:25:01,116 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,116 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:25:01,116 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:25:01,117 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:25:01,117 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:25:01,117 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:25:01,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:01,255 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:25:01,258 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:25:01,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-10-12 17:25:01,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:01,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:01,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,365 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-10-12 17:25:01,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:01,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-10-12 17:25:01,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,411 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-10-12 17:25:01,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:01,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:01,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,443 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-10-12 17:25:01,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:01,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:01,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,465 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-10-12 17:25:01,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:01,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:01,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,526 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-10-12 17:25:01,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:01,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:01,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:01,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:01,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:01,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:01,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:01,577 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:25:01,601 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:25:01,601 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:25:01,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:01,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:01,627 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:01,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-10-12 17:25:01,629 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:25:01,645 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:25:01,645 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:25:01,646 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i1, n) = -1*i1 + 1*n Supporting invariants [] [2023-10-12 17:25:01,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:01,651 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:25:01,669 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:01,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:25:01,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:01,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:25:01,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:25:01,720 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:25:01,721 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:25:01,847 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5 states and 430 transitions. [2023-10-12 17:25:01,848 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:25:01,851 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:25:01,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:25:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:25:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 296 transitions. [2023-10-12 17:25:01,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:25:01,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:01,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:25:01,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:01,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:25:01,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:01,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 52 places, 360 transitions, 2016 flow [2023-10-12 17:25:01,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-10-12 17:25:02,038 INFO L124 PetriNetUnfolderBase]: 1750/2318 cut-off events. [2023-10-12 17:25:02,038 INFO L125 PetriNetUnfolderBase]: For 873/873 co-relation queries the response was YES. [2023-10-12 17:25:02,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5939 conditions, 2318 events. 1750/2318 cut-off events. For 873/873 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 7860 event pairs, 207 based on Foata normal form. 0/1340 useless extension candidates. Maximal degree in co-relation 5626. Up to 790 conditions per place. [2023-10-12 17:25:02,042 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 52 places, 360 transitions, 2016 flow [2023-10-12 17:25:02,046 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 52 places, 360 transitions, 2016 flow [2023-10-12 17:25:02,046 INFO L430 stractBuchiCegarLoop]: Abstraction has has 52 places, 360 transitions, 2016 flow [2023-10-12 17:25:02,046 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:25:02,046 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 52 places, 360 transitions, 2016 flow [2023-10-12 17:25:02,050 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:25:02,050 INFO L124 PetriNetUnfolderBase]: 24/44 cut-off events. [2023-10-12 17:25:02,050 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2023-10-12 17:25:02,050 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:25:02,051 INFO L748 eck$LassoCheckResult]: Stem: 70#[$Ultimate##0]true [92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[] 72#[L102]true [129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0] 74#[L102-1, $Ultimate##0]true [138] L102-1-->$Ultimate##0: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar2_2 4) (= v_thread4Thread1of1ForFork4_thidvar0_2 4) (= v_thread4Thread1of1ForFork4_thidvar1_2 4) (= v_thread4Thread1of1ForFork4_thidvar3_2 4)) InVars {} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_2, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_2, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_2, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork4_thidvar0, thread4Thread1of1ForFork4_thidvar1, thread4Thread1of1ForFork4_thidvar2, thread4Thread1of1ForFork4_thidvar3] 125#[L103, $Ultimate##0, $Ultimate##0]true [150] $Ultimate##0-->L64: Formula: (and (= v_thread5Thread1of1ForFork2_thidvar1_4 5) (= v_thread5Thread1of1ForFork2_thidvar4_4 5) (= v_thread5Thread1of1ForFork2_thidvar0_4 5) (= v_thread5Thread1of1ForFork2_thidvar3_4 5) (= v_thread5Thread1of1ForFork2_thidvar2_4 5)) InVars {} OutVars{thread5Thread1of1ForFork2_thidvar4=v_thread5Thread1of1ForFork2_thidvar4_4, thread5Thread1of1ForFork2_thidvar2=v_thread5Thread1of1ForFork2_thidvar2_4, thread5Thread1of1ForFork2_thidvar3=v_thread5Thread1of1ForFork2_thidvar3_4, thread5Thread1of1ForFork2_thidvar0=v_thread5Thread1of1ForFork2_thidvar0_4, thread5Thread1of1ForFork2_thidvar1=v_thread5Thread1of1ForFork2_thidvar1_4} AuxVars[] AssignedVars[thread5Thread1of1ForFork2_thidvar4, thread5Thread1of1ForFork2_thidvar2, thread5Thread1of1ForFork2_thidvar3, thread5Thread1of1ForFork2_thidvar0, thread5Thread1of1ForFork2_thidvar1] 127#[L103, L90, L64, $Ultimate##0]true [2023-10-12 17:25:02,051 INFO L750 eck$LassoCheckResult]: Loop: 127#[L103, L90, L64, $Ultimate##0]true [179] L64-->L64: Formula: (and (< v_i2_44 v_n_33) (= v_i2_43 (+ v_i2_44 1)) (= v_s12_7 (+ v_s12_8 v_t12_9)) (= v_t12_9 (select v_x_31 v_i2_43))) InVars {n=v_n_33, s12=v_s12_8, x=v_x_31, i2=v_i2_44} OutVars{n=v_n_33, s12=v_s12_7, t12=v_t12_9, x=v_x_31, i2=v_i2_43} AuxVars[] AssignedVars[s12, t12, i2] 127#[L103, L90, L64, $Ultimate##0]true [179] L64-->L64: Formula: (and (< v_i2_44 v_n_33) (= v_i2_43 (+ v_i2_44 1)) (= v_s12_7 (+ v_s12_8 v_t12_9)) (= v_t12_9 (select v_x_31 v_i2_43))) InVars {n=v_n_33, s12=v_s12_8, x=v_x_31, i2=v_i2_44} OutVars{n=v_n_33, s12=v_s12_7, t12=v_t12_9, x=v_x_31, i2=v_i2_43} AuxVars[] AssignedVars[s12, t12, i2] 127#[L103, L90, L64, $Ultimate##0]true [2023-10-12 17:25:02,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:02,051 INFO L85 PathProgramCache]: Analyzing trace with hash 3792690, now seen corresponding path program 1 times [2023-10-12 17:25:02,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:02,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291388445] [2023-10-12 17:25:02,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:02,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:02,062 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:02,062 INFO L85 PathProgramCache]: Analyzing trace with hash 6689, now seen corresponding path program 1 times [2023-10-12 17:25:02,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:02,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678780439] [2023-10-12 17:25:02,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:02,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:02,081 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:02,081 INFO L85 PathProgramCache]: Analyzing trace with hash -650186478, now seen corresponding path program 1 times [2023-10-12 17:25:02,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:02,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353903267] [2023-10-12 17:25:02,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:02,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:02,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:02,234 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:25:02,234 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:25:02,234 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:25:02,234 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:25:02,234 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:25:02,235 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:02,235 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:25:02,235 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:25:02,235 INFO L133 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:25:02,235 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:25:02,235 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:25:02,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,239 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,241 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,254 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,256 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,260 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,264 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,271 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:02,392 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:25:02,392 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:25:02,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:02,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:02,411 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:02,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-10-12 17:25:02,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:02,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:02,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:02,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:02,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:02,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:02,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:02,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:02,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:02,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:02,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:02,493 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:02,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-10-12 17:25:02,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:02,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:02,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:02,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:02,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:02,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:02,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:02,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:02,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:02,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:02,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:02,536 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:02,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:02,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:02,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:02,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:02,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:02,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:02,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:02,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-10-12 17:25:02,595 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:25:02,602 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:25:02,602 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:25:02,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:02,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:02,603 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:02,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-10-12 17:25:02,606 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:25:02,628 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:25:02,628 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:25:02,628 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i2, n) = -1*i2 + 1*n Supporting invariants [] [2023-10-12 17:25:02,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:02,635 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:25:02,643 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:02,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:25:02,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:02,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:25:02,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:25:02,674 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:25:02,675 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:25:02,793 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5 states and 430 transitions. [2023-10-12 17:25:02,793 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:25:02,811 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:25:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:25:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:25:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 296 transitions. [2023-10-12 17:25:02,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:25:02,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:02,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:25:02,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:02,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 296 transitions. Stem has 4 letters. Loop has 4 letters. [2023-10-12 17:25:02,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:25:02,815 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 4192 transitions, 32064 flow [2023-10-12 17:25:02,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-10-12 17:25:03,524 INFO L124 PetriNetUnfolderBase]: 6571/8404 cut-off events. [2023-10-12 17:25:03,524 INFO L125 PetriNetUnfolderBase]: For 3124/3124 co-relation queries the response was YES. [2023-10-12 17:25:03,535 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29647 conditions, 8404 events. 6571/8404 cut-off events. For 3124/3124 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 32335 event pairs, 219 based on Foata normal form. 0/4518 useless extension candidates. Maximal degree in co-relation 27996. Up to 3357 conditions per place. [2023-10-12 17:25:03,536 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 62 places, 4192 transitions, 32064 flow [2023-10-12 17:25:03,568 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 62 places, 4192 transitions, 32064 flow [2023-10-12 17:25:03,568 INFO L430 stractBuchiCegarLoop]: Abstraction has has 62 places, 4192 transitions, 32064 flow [2023-10-12 17:25:03,569 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:25:03,569 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 62 places, 4192 transitions, 32064 flow [2023-10-12 17:25:05,498 INFO L124 PetriNetUnfolderBase]: 6571/8404 cut-off events. [2023-10-12 17:25:05,498 INFO L125 PetriNetUnfolderBase]: For 3124/3124 co-relation queries the response was YES. [2023-10-12 17:25:05,498 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is empty [2023-10-12 17:25:05,503 INFO L201 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:25:05 BoogieIcfgContainer [2023-10-12 17:25:05,503 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:25:05,503 INFO L158 Benchmark]: Toolchain (without parser) took 5343.45ms. Allocated memory was 159.4MB in the beginning and 615.5MB in the end (delta: 456.1MB). Free memory was 108.2MB in the beginning and 438.9MB in the end (delta: -330.8MB). Peak memory consumption was 345.6MB. Max. memory is 8.0GB. [2023-10-12 17:25:05,504 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.25ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 109.3MB in the end (delta: 190.3kB). There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:25:05,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.63ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-10-12 17:25:05,504 INFO L158 Benchmark]: Boogie Preprocessor took 22.28ms. Allocated memory is still 159.4MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 994.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:25:05,504 INFO L158 Benchmark]: RCFGBuilder took 336.70ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 93.6MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-10-12 17:25:05,505 INFO L158 Benchmark]: BuchiAutomizer took 4959.68ms. Allocated memory was 159.4MB in the beginning and 615.5MB in the end (delta: 456.1MB). Free memory was 93.5MB in the beginning and 438.9MB in the end (delta: -345.4MB). Peak memory consumption was 329.8MB. Max. memory is 8.0GB. [2023-10-12 17:25:05,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 109.3MB in the end (delta: 190.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 20.63ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.28ms. Allocated memory is still 159.4MB. Free memory was 106.5MB in the beginning and 105.5MB in the end (delta: 994.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 336.70ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 93.6MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 4959.68ms. Allocated memory was 159.4MB in the beginning and 615.5MB in the end (delta: 456.1MB). Free memory was 93.5MB in the beginning and 438.9MB in the end (delta: -345.4MB). Peak memory consumption was 329.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function n + -1 * i1 and consists of 4 locations. One deterministic module has affine ranking function -1 * i2 + n and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 3 iterations. TraceHistogramMax:0. Analysis of lassos took 1.3s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 276 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 274 mSDsluCounter, 227 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 93 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 258 IncrementalHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 134 mSDtfsCounter, 258 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp49 ukn87 mio100 lsp50 div100 bol100 ite100 ukn100 eq208 hnf92 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 88ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.2s, 50 PlacesBefore, 42 PlacesAfterwards, 39 TransitionsBefore, 31 TransitionsAfterwards, 582 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 9 TotalNumberOfCompositions, 860 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 829, independent: 825, independent conditional: 0, independent unconditional: 825, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 310, independent: 306, independent conditional: 0, independent unconditional: 306, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 310, independent: 306, independent conditional: 0, independent unconditional: 306, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 829, independent: 519, independent conditional: 0, independent unconditional: 519, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 310, unknown conditional: 0, unknown unconditional: 310] , Statistics on independence cache: Total cache size (in pairs): 144, Positive cache size: 144, Positive conditional cache size: 0, Positive unconditional cache size: 144, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:25:05,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...